🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.47 AU - 0.63 AU

Year: 259 Days

Day: 29.9 Hours

Environment

Temp: -123 °C

Axial Tilt: 21.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.52 AU - 0.66 AU

Year: 288 Days

Day: 32.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 27,532,323 km

• M1: 43,832 km (0.056 R)
• M2: 144,512 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.2

Radius: 10.6

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.2 AU - 1.92 AU

Year: 1239 Days

Day: 7.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 27,532,323 km

• M1: 133,740 km (0.05 R)
• M2: 470,186 km (0.048 R)
• M3: 913,594 km (0.118 R)
• M4: 2,200,285 km (0.11 R)
• M5: 2,673,015 km (0.074 R)
• M6: 3,595,585 km (0.065 R)
• M7: 5,214,683 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 322.8

Radius: 12.6

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.85 AU - 2.35 AU

Year: 1935 Days

Day: 7.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 27,532,323 km

• M1: 163,510 km (0.103 R)
• M2: 658,231 km (0.07 R)
• M3: 1,089,222 km (0.095 R)
• M4: 1,485,656 km (0.052 R)
• M5: 3,829,556 km (0.076 R)
• M6: 4,492,574 km (0.1 R)
• M7: 5,375,650 km (0.1 R)
• M8: 6,048,990 km (0.083 R)
• M9: 7,100,663 km (0.085 R)
• M10: 9,814,069 km (0.089 R)
• M11: 10,990,058 km (0.12 R)
• M12: 11,896,322 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.5

Radius: 9

Gravity: 10.18 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.22 AU - 3.22 AU

Year: 2852 Days

Day: 8.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 128.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 27,532,323 km

• M1: 112,049 km (0.103 R)
• M2: 439,219 km (0.101 R)
• M3: 812,167 km (0.094 R)
• M4: 1,095,356 km (0.07 R)
• M5: 1,415,794 km (0.094 R)
• M6: 2,293,635 km (0.063 R)
• M7: 2,650,725 km (0.099 R)
• M8: 3,027,711 km (0.06 R)
• M9: 3,329,151 km (0.053 R)
• M10: 4,512,620 km (0.075 R)
• M11: 4,859,836 km (0.11 R)
• M12: 5,427,112 km (0.081 R)
• M13: 6,663,987 km (0.112 R)
• M14: 7,084,656 km (0.052 R)
• M15: 9,647,417 km (0.051 R)
• M16: 10,704,476 km (0.096 R)
• M17: 11,282,073 km (0.076 R)
• M18: 11,836,932 km (0.095 R)
• M19: 13,140,228 km (0.066 R)
• M20: 16,136,225 km (0.068 R)
• M21: 18,252,885 km (0.112 R)
• M22: 20,111,639 km (0.11 R)
• M23: 20,422,802 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198

Radius: 10.8

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 2.3 AU - 3.76 AU

Year: 3353 Days

Day: 11.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 27,532,323 km

• M1: 134,488 km (0.029 R)
• M2: 481,705 km (0.05 R)
• M3: 902,374 km (0.095 R)
• M4: 1,373,907 km (0.073 R)
• M5: 1,780,065 km (0.1 R)
• M6: 2,315,925 km (0.105 R)
• M7: 2,883,798 km (0.048 R)
• M8: 3,296,239 km (0.105 R)
• M9: 3,678,612 km (0.031 R)
• M10: 4,633,944 km (0.096 R)
• M11: 5,770,439 km (0.086 R)
• M12: 6,608,336 km (0.108 R)
• M13: 9,846,382 km (0.1 R)
• M14: 10,327,339 km (0.045 R)
• M15: 11,410,877 km (0.069 R)
• M16: 13,299,849 km (0.094 R)
• M17: 13,973,488 km (0.069 R)
• M18: 15,161,595 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 431.2

Radius: 4.3

Gravity: 23.32 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 5.72 AU - 6.48 AU

Year: 9579 Days

Day: 17.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 27,532,323 km

• M1: 54,603 km (0.03 R)
• M2: 190,737 km (0.101 R)
• M3: 417,378 km (0.117 R)
• M4: 722,259 km (0.115 R)
• M5: 1,806,993 km (0.102 R)
• M6: 2,072,828 km (0.091 R)
• M7: 2,275,683 km (0.057 R)
• M8: 3,028,160 km (0.068 R)
• M9: 3,312,396 km (0.114 R)
• M10: 3,472,615 km (0.111 R)
• M11: 3,686,241 km (0.092 R)
• M12: 4,139,822 km (0.03 R)
• M13: 4,888,709 km (0.064 R)
• M14: 5,218,273 km (0.119 R)
• M15: 6,261,419 km (0.117 R)
• M16: 6,542,513 km (0.08 R)
• M17: 6,942,688 km (0.063 R)
• M18: 11,052,141 km (0.114 R)
• M19: 11,359,116 km (0.075 R)
• M20: 14,442,777 km (0.056 R)
• M21: 15,882,806 km (0.102 R)
• M22: 16,142,657 km (0.072 R)
• M23: 17,347,070 km (0.11 R)
• M24: 20,927,396 km (0.051 R)
• M25: 24,191,920 km (0.115 R)
• M26: 27,686,527 km (0.086 R)
• M27: 34,233,378 km (0.114 R)
• M28: 36,776,393 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 869.7

Radius: 6.8

Gravity: 18.81 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 5.37 AU - 6.91 AU

Year: 9674 Days

Day: 18.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 27,532,323 km

• M1: 84,523 km (0.114 R)
• M2: 390,151 km (0.107 R)
• M3: 602,431 km (0.073 R)
• M4: 1,333,515 km (0.095 R)
• M5: 1,594,414 km (0.057 R)
• M6: 1,989,951 km (0.095 R)
• M7: 2,569,493 km (0.095 R)
• M8: 3,090,991 km (0.068 R)
• M9: 4,343,275 km (0.082 R)
• M10: 5,279,758 km (0.039 R)
• M11: 5,619,943 km (0.116 R)
• M12: 6,194,549 km (0.07 R)
• M13: 7,047,705 km (0.106 R)
• M14: 7,630,090 km (0.076 R)
• M15: 8,843,029 km (0.104 R)
• M16: 9,719,822 km (0.064 R)
• M17: 10,388,226 km (0.09 R)
• M18: 11,363,753 km (0.118 R)
• M19: 14,003,258 km (0.095 R)
• M20: 14,457,886 km (0.096 R)
• M21: 18,455,441 km (0.111 R)
• M22: 20,373,584 km (0.09 R)
• M23: 22,070,623 km (0.118 R)
• M24: 24,695,467 km (0.109 R)
• M25: 27,420,392 km (0.071 R)
• M26: 27,927,230 km (0.067 R)
• M27: 28,440,350 km (0.081 R)
• M28: 32,209,319 km (0.115 R)
• M29: 36,909,235 km (0.101 R)
• M30: 39,293,676 km (0.085 R)
• M31: 41,645,654 km (0.076 R)
• M32: 46,771,774 km (0.103 R)
• M33: 48,668,226 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 108.7

Radius: 4.8

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 6.27 AU - 7.05 AU

Year: 10928 Days

Day: 20.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 27,532,323 km

• M1: 64,776 km (0.09 R)
• M2: 242,199 km (0.119 R)
• M3: 612,603 km (0.101 R)
• M4: 870,211 km (0.098 R)
• M5: 2,496,938 km (0.081 R)
• M6: 3,746,978 km (0.12 R)
• M7: 7,127,291 km (0.12 R)
• M8: 9,563,792 km (0.106 R)
• M9: 13,502,105 km (0.03 R)
• M10: 14,125,629 km (0.114 R)
• M11: 17,050,717 km (0.089 R)
• M12: 20,087,254 km (0.116 R)
• M13: 20,899,122 km (0.07 R)
• M14: 24,214,061 km (0.113 R)
• M15: 25,210,832 km (0.103 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 451 - 17,856 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit